Finding the Fourth Proportional to 121,987,624.97, 182,983,624.46 and 44,319,687.95
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Solution
The fourth proportional to 121,987,624.97, 182,983,624.46 and 44,319,687.95 is: 66,480,326.49
Step by Step Solution
- Step 1: Write the proportion equation
121,987,624.97 : 182,983,624.46 = 44,319,687.95 : x - Step 2: Convert to fraction form
121,987,624.97/182,983,624.46 = 44,319,687.95/x - Step 3: Cross multiply
121,987,624.97x = 182,983,624.46 × 44,319,687.95 - Step 4: Simplify right side
121,987,624.97x = 8,109,777,134,890,671 - Step 5: Solve for x
x = 8,109,777,134,890,671/121,987,624.97 - Step 6: Final answer
x = 66,480,326.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.